Task: Answer the MCQ question.
Query: Which drug exhibits a -45.906% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a COc1ccccc1C(=O)OC(C)CN1CCN(C)CC1.Cl
b CCOC(=O)N1CCN(C(=O)c2ccc3nc4ccc(Cl)cc4c(=O)n3c2)CC1
c CC(C)(C)c1csc(NNC(=O)c2ccc(Cl)cc2)n1
d Cc1ccc(S(=O)(=O)N2CCN(c3ncnc4c3cnn4-c3ccccc3)CC2)cc1
e O=c1c(S(=O)(=O)c2ccc(Cl)cc2)cn(Cc2ccccc2F)c2ccc(F)cc12
Answer: b. CCOC(=O)N1CCN(C(=O)c2ccc3nc4ccc(Cl)cc4c(=O)n3c2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)N1CCN(C(=O)c2ccc3nc4ccc(Cl)cc4c(=O)n3c2)CC1
CCOC(=O)N1CCN(C(=O)c2ccc3nc4ccc(Cl)cc4c(=O)n3c2)CC1
ethyl4-(2-chloro-11-oxopyrido[2,1-b]quinazoline-8-carbonyl)piperazine-1-carboxylate