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 additional words.
Options:
a) Cc1nc2ccccc2n1C1C[C@H]2CC[C@H](C1)N2CCC1(c2cccc(F)c2)CCN(C(=O)c2cc(NS(=O)(=O)C(C)C)c(F)cc2F)CC1
b) O=C(Cn1cnccc1=O)Nc1ccc(C[C@@H]2CC[C@H]([C@H](O)c3ccccc3)N2)cc1
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-[2,4-bis(fluoranyl)-5-[4-(3-fluorophenyl)-4-[2-[(1R,5R)-3-(2-methylbenzimidazol-1-yl)-8-azabicyclo[3.2.1]octan-8-yl]ethyl]piperidin-1-yl]carbonyl-phenyl]propane-2-sulfonamide