Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COc1ccc2ncc(F)c(C[C@H](O)C34CCC(NCc5ccc6c(n5)NC(=O)CO6)(CC3)CO4)c2n1.Cl
b O=C(c1cnn2cccnc12)N1CCN(c2ccc(OCCCN3CCCCC3)cc2)C(=O)C1.O=CO
c Cn1cnc2c1c(=O)[nH]c(=O)n2C
d O=C(NCCN1CCC(F)(F)CC1)c1ccc(CN2CCC(NC(=O)c3cc(=O)c4ccc(F)cc4o3)CC2)cc1
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}
N-[1-[[4-[2-(4,4-difluoropiperidin-1-yl)ethylcarbamoyl]phenyl]methyl]piperidin-4-yl]-7-fluoro-4-oxochromene-2-carboxamide