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) O=C(NC1CCN(Cc2ccc(C(=O)NCCN3CCCC3)c(F)c2)CC1)c1cc(=O)c2ccc(F)cc2o1
(b) Fc1ccc2c([C@@H]3CNCC[C@H]3F)c(-c3ccsc3)[nH]c2c1
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}
6-fluoro-3-[(3R,4R)-4-fluoropiperidin-3-yl]-2-thiophen-3-yl-1H-indole