nnarvaiss

Hi. If I’m correct, the structure is meant to contain sulfone and amide (instead of hemiaminal) functionalities. There appears to be a drawing issue.

AnthonyA

Submit it again, with this smiles: NCC(C=CC1=CC=C2)=CC1=C2CN(C(CC3=CN=CC=C3N)=O)CCS©(=O)=O.

Anthony