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) COc1cc(C)nc(Nc2cc(N[C@@H]3CCCC[C@@H]3N)cnc2C(N)=O)c1
b) Cc1ccc(Cn2c(C3CNCCS3)nc3ccccc32)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}
5-[[(1R,2S)-2-aminocyclohexyl]amino]-3-[(4-methoxy-6-methylpyridin-2-yl)amino]pyridine-2-carboxamide