Task: Answer the multiple choice question.
Query: Which compound exhibits a 17.221\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=C(COc1ccccc1F)Nc1nnc(-c2ccncc2)s1
b: CC(C)(C)OC(=O)N1CCCC(C(=O)CC#N)C1
c: CC1CCN(c2nc3c(=O)[nH]c(N)nc3n2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)CC1
d: CCCOC1CCCN(Cc2nc(-c3cnccn3)no2)C1
Answer: c. CC1CCN(c2nc3c(=O)[nH]c(N)nc3n2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)CC1
{#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#}
CC1CCN(c2nc3c(=O)[nH]c(N)nc3n2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)CC1
CC1CCN(c2nc3c(=O)[nH]c(N)nc3n2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)CC1
2-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-8-(4-methylpiperidin-1-yl)-1H-purin-6-one