Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O[C@H](COc1ccc(Cl)cc1)CN1CCN(Cc2c(F)cccc2Cl)CC1
(b) CS(=O)(=O)Cc1cc(N2CCOCC2)nc(-c2ccc3[nH]cnc3c2)n1
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}
4-[2-(1H-benzimidazol-5-yl)-6-(methylsulfonylmethyl)pyrimidin-4-yl]morpholine