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, c, or d without using any additional words.
Options:
(a) CN(CCCOc1ccc([N+](=O)[O-])cc1)Cc1ccc([N+](=O)[O-])cc1
(b) Cn1nnnc1C1CC2(c3ccccc3)NC1CCC2OCc1cc(C(F)(F)F)cc(C(F)(F)F)c1
(c) Cc1nnc(C)n1C1CCN(C(C)C[C@H](NC(=O)C2CCC2)c2ccccc2)CC1
(d) CCN(CC)CCCCNc1ncc2cc(-c3cc(OC)cc(OC)c3)c(NC(=O)NC(C)(C)C)nc2n1
Answer: d
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}
1-tert-butyl-3-[2-[4-(diethylamino)butylamino]-6-(3,5-dimethoxyphenyl)pyrido[2,3-d]pyrimidin-7-yl]urea