Task: Please answer the multiple choice question.
Question: Which molecules are not 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) O=c1n(Cc2ccccc2)c2sc3c(c2c2ncnn12)CCN(CC1CCOCC1)C3
b) CC(C)CN(C(=O)c1cc(Cl)ccc1Cl)[C@H]1CCNC1
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}
2,5-dichloro-N-(2-methylpropyl)-N-[(3S)-pyrrolidin-3-yl]benzamide