Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C1Cc2cc(CC[NH+]3CCN(c4nsc5ccccc45)CC3)c(Cl)cc2N1
(b) CC1=NC2=[N+](CCCC2)C(=O)[C@@H]1CC[NH+]1CCC(c2noc3cc(F)ccc23)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}
(3R)-3-[2-[4-(6-fluoranyl-1,2-benzoxazol-3-yl)piperidin-1-ium-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-3H-pyrido[1,2-a]pyrimidin-5-ium-4-one