Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccc(NC(=O)/C=C/CN(C)C)cc1Nc1ncc(Cl)c(-c2cnn3ccccc23)n1
(b) O=C1OCc2cc(CC(=O)N3CCN(CCc4ccc([N+](=O)[O-])cc4)CC3)ccc21
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}
5-[2-[4-[2-(4-nitrophenyl)ethyl]piperazin-1-yl]-2-oxoethyl]-3H-2-benzofuran-1-one