Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<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(C)c(-c3cn(C)c4ccccc34)n2)c(OC)cc1N(C)CCN(C)C
[b] Cc1ccc2c(N3CCN(CCc4cccc5c4OCC(=O)N5C)CC3)cc(F)cc2n1
Answer: a
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}
N-[2-[2-(dimethylamino)ethyl-methylamino]-4-methoxy-5-[[5-methyl-4-(1-methylindol-3-yl)pyrimidin-2-yl]amino]phenyl]prop-2-enamide