Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a C=CC(=O)Nc1cc(Nc2ncc(Cl)c(-c3cnn4ccccc34)n2)c(OC)cc1N1CC(N(C)C)C1
b CC1(C)c2nc(-c3ccc(F)cc3)c(Nc3ccc(F)c(F)c3)n2CCN1C(=O)CN
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
2-amino-1-[3-(3,4-difluoroanilino)-2-(4-fluorophenyl)-8,8-dimethyl-5,6-dihydroimidazo[1,2-a]pyrazin-7-yl]ethanone