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 other words.
Options:
a: COC(=O)Cc1ccc(-n2cc(C3CCN(CCN4CCNC4=O)CC3)c3cc(Cl)ccc32)cc1
b: Cc1ccc(CCc2cccc(CCc3ccc(C)cc3)[n+]2C)cc1
Answer: a, 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}
1-methyl-2,6-bis[2-(4-methylphenyl)ethyl]pyridin-1-ium