Task: Answer the MCQ question.
Query: Which drug exhibits a 12.357\% 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 additional words.
Options:
a: Cc1cccc(C(=O)CC(=O)c2cc(Cl)ccc2O)c1
b: CCN(C(=O)CSc1nnc(-c2cccs2)n1CC)C1CCS(=O)(=O)C1
c: O=C(NCC1CCN(Cc2ccccc2Cl)CC1)Nc1cccc(Cl)c1
d: CCSc1nnc(CNC(=O)c2ccccc2F)n1-c1ccccc1OC
e: CC(C)(C)OC(=O)Nc1ncnc2c1ncn2C1OC(CO)C2OC(C)(C)OC21
Answer: e. CC(C)(C)OC(=O)Nc1ncnc2c1ncn2C1OC(CO)C2OC(C)(C)OC21
{#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#}
CC(C)(C)OC(=O)Nc1ncnc2c1ncn2C1OC(CO)C2OC(C)(C)OC21
CC(C)(C)OC(=O)Nc1ncnc2c1ncn2C1OC(CO)C2OC(C)(C)OC21
tert-butyl N-[9-[6-(hydroxymethyl)-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-4-yl]purin-6-yl]carbamate