Task: Answer the multiple-choice question.
Question: Which drug exhibits a -27.781\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COc1cccc(OCc2cc(C(=O)NCC3CCCCC3)no2)c1
b O=C(CCC1CCCN(Cc2ccc3c(c2)CCO3)C1)NCc1ccc(F)c(F)c1
c COC(=O)C1=C[C@@H](C(=O)OC)[C@@H]2C3=C(C(=O)[C@]2(CC(C)C)NC(=O)c2ccccc2)[C@H](C)n2c(=O)n(-c4ccccc4)c(=O)n2[C@@H]3C1
d CCOC(=O)CC1NCCc2c1[nH]c1ccc(OC)cc21.Cl
Answer: b. O=C(CCC1CCCN(Cc2ccc3c(c2)CCO3)C1)NCc1ccc(F)c(F)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(CCC1CCCN(Cc2ccc3c(c2)CCO3)C1)NCc1ccc(F)c(F)c1
O=C(CCC1CCCN(Cc2ccc3c(c2)CCO3)C1)NCc1ccc(F)c(F)c1
N-[(3,4-difluorophenyl)methyl]-3-[1-(2,3-dihydro-1-benzofuran-5-ylmethyl)piperidin-3-yl]propanamide