Photogram

azepine nitrogen heterocycle ball stick model molecule chemistry nitrogen nitrogen nitrogen nitrogen nitrogen

3

0

dioxin heterocycle ball stick model molecule chemical structure atoms elements science research formula organic bonding connection 3d substance compound

2

0

diazepine heterocycle ball stick model molecule chemical structure atoms elements science research formula organic bonding connection 3d substance compound

4

0

pyran heterocycle ball stick model molecule chemical structure atoms elements science research formula organic bonding connection 3d substance compound

1

0

dihydro azaborine heterocycle aromatic ball stick model molecule chemical structure atoms elements science research formula organic bonding connection 3d substance compound

3

0

oxolene oxygen heterocycle model molecule chemical laboratory science compound component synthesis atom structure organic oxygen oxygen oxygen oxygen oxygen synthesis

8

1

dihydrofuran oxygen heterocycle model molecule chemical laboratory science compound component synthesis atom structure organic oxygen oxygen oxygen oxygen oxygen synthesis

4

1

pyrroline molecule chemistry atoms model bondings research compound heterocycle

0

0

thiapyran heterocycle ball stick model molecule chemical structure atoms elements science research formula organic bonding connection 3d substance compound

2

0

pyrroline heterocycle ball stick model molecule chemical structure atoms elements science research formula organic bonding connection 3d substance compound

1

1

thiadiazole heterocycle aromatic ball stick model molecule chemical structure atoms elements science research formula organic bonding connection 3d substance compound

3

0

dioxin heterocycle spacefill ball cyclic model molecule chemical structure atoms elements science research formula organic bonding connection 3d substance compound

1

0