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=C1CN(C2CCC(c3ccccc3)(N3CCC(c4cc(C(F)(F)F)cc(C(F)(F)F)c4)C3=O)CC2)CCN1c1ccccc1
b: CCN1CCN(c2cc3[nH]c(SC4(C)CCC(c5nnnn5C)CC4)nc3cc2Cl)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}
6-chloro-5-(4-ethylpiperazin-1-yl)-2-[1-methyl-4-(1-methyltetrazol-5-yl)cyclohexyl]sulfanyl-1H-benzimidazole