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, b, or c without using any other words.
Options:
(a) N[C@H]1CCCN(c2ccncc2Nc2ncc3ccc(-c4c(F)cccc4F)nn23)C1
(b) NC1=N[C@@]2(c3ccc(F)cc3F)CO[C@@H](c3ncco3)C[C@H]2CS1
(c) CC(C)(C)CCN1CCC(CNC(=O)Nc2cccc(Cl)c2)(c2ccccc2)CC1
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}
(4aR,6R,8aS)-8a-(2,4-difluorophenyl)-6-(1,3-oxazol-2-yl)-4a,5,6,8-tetrahydro-4H-pyrano[3,4-d][1,3]thiazin-2-amine