Task: Answer the MCQ question.
Question: Which drug has a 18.375\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. COC(=O)c1sccc1NC(=O)/C=C/c1ccc(Cl)cc1Cl
b. O=C(O)CC1CCS(=O)(=O)C1
c. Cc1ccccc1C1c2[nH]c3ccccc3c2C[C@H]2C(=O)N(C3CCN(Cc4ccccc4)CC3)CC(=O)N12
d. O=C(NC1CCN(S(=O)(=O)c2ccccc2)CC1)c1cccc(F)c1
e. COc1ccc(C2c3ccc4ccccc4c3Oc3ncn4nc(Cc5ccccc5)nc4c32)cc1OC
Answer: b. O=C(O)CC1CCS(=O)(=O)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(O)CC1CCS(=O)(=O)C1
O=C(O)CC1CCS(=O)(=O)C1
2-(1,1-dioxothiolan-3-yl)aceticacid