# these next do not indicate diazine double bond stereochemistry  
ZINC71780520.sdf//EE
ZINC71780516.sdf//EE
ZINC20754358.sdf//EESS
# these next consider a tertiary amine to be chiral
ZINC61991202.sdf//S
ZINC74233042.sdf//R
# an example of an enamine anion
ZINC63608989.sdf