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.) CN1CCN(c2ncc3cc(-c4ccccc4)c(-c4ccc(CN5CCC(c6nnc(-c7cc[n+]([O-])cc7)[nH]6)CC5)cc4)nc3n2)CC1
b.) Cc1cccc(C2CCC(CNC(=O)c3ccc(-c4nc5cc(C#N)cc(C(C)C)c5o4)cc3)CC2)c1
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-(5-cyano-7-propan-2-yl-1,3-benzoxazol-2-yl)-N-[[4-(3-methylphenyl)cyclohexyl]methyl]benzamide