Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Nc1ccc(-c2cc[nH]n2)cc1NC(=O)c1ccc(N2CCC3(CCNC3)CC2)nc1
b Cc1nc2c(c(-c3ccc(Cl)cc3Cl)c1CN)CN(c1ccc(F)cc1)C2=O
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}
3-(aminomethyl)-4-(2,4-dichlorophenyl)-6-(4-fluorophenyl)-2-methyl-5H-pyrrolo[3,4-b]pyridin-7-one