Task: Answer the multiple-choice question.
Question: Which drug exhibits a 17.099\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) O=C1CC(c2ccc3c(c2)OCO3)Sc2nc3ccccc3n21
(b) COCCCNC(=O)Cn1cnc2sc(C)c(S(=O)(=O)N3CC(C)CC(C)C3)c2c1=O
(c) Cc1nc2cc(-c3ccccc3)nn2c(C)c1CCC(=O)N1CCC2(CC1)OCCO2
(d) C/C=C(\C)C(=O)N[C@@H](c1ccccc1)[C@@H](O)C(=O)O[C@H]1C[C@@]2(O)[C@@H](OC(=O)c3ccccc3)C3[C@](C)(C(=O)[C@H](O)C(=C1C)C2(C)C)[C@@H](O)C[C@H]1OC[C@@]31OC(C)=O
(e) COc1ccc(NC(=O)NC2(C(=O)N3CCN(C)CC3)CCCCC2)cc1
Answer: a. O=C1CC(c2ccc3c(c2)OCO3)Sc2nc3ccccc3n21
{#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=C1CC(c2ccc3c(c2)OCO3)Sc2nc3ccccc3n21
O=C1CC(c2ccc3c(c2)OCO3)Sc2nc3ccccc3n21
2-(1,3-benzodioxol-5-yl)-2,3-dihydro-[1,3]thiazino[3,2-a]benzimidazol-4-one