Task: Answer the MCQ question.
Query: Which compound exhibits a 3.798\% 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: CC(=O)Nc1ccc(S(=O)(=O)NC2=NCN(C)CN2)cc1
b: CN(C)CCNC(=O)c1onc(CSc2ccncc2)c1C(=O)NCCN(C)C
c: CC1CCN(C(=O)Cn2cnc3c(cnn3C(C)(C)C)c2=O)CC1
d: CCCNS(=O)(=O)c1ccc(Oc2ncc(C(F)(F)F)cc2Cl)cc1
e: CC(=O)Nc1sc2c(c1C(c1ccc(Cl)cc1)N1CCOCC1)CCCC2
Answer: c. CC1CCN(C(=O)Cn2cnc3c(cnn3C(C)(C)C)c2=O)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(C(=O)Cn2cnc3c(cnn3C(C)(C)C)c2=O)CC1
CC1CCN(C(=O)Cn2cnc3c(cnn3C(C)(C)C)c2=O)CC1
1-tert-butyl-5-[2-(4-methylpiperidin-1-yl)-2-oxoethyl]pyrazolo[3,4-d]pyrimidin-4-one