Problem statement: Answer the MCQ question.
Query: Which drug has a 2.606\% 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 CC1(C)CC(NS(=O)(=O)c2ccc(Cl)cc2)CC(C)(C)N1
b CCOC(=O)c1nc(Nc2ccc(C(C)=O)cc2)c2ccccc2n1
c CCc1cc2c(=O)c(-c3cnn(-c4ccccc4)c3)c(C)oc2c(CN2CCCCC2)c1O
d O=C(c1ccco1)N1CCN(c2c(-c3ccccc3)c3cc(Cl)ccc3[nH]c2=O)CC1
e CN(C)CCCNC(=O)CCC1CCCCC1
Answer: d. O=C(c1ccco1)N1CCN(c2c(-c3ccccc3)c3cc(Cl)ccc3[nH]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#}
O=C(c1ccco1)N1CCN(c2c(-c3ccccc3)c3cc(Cl)ccc3[nH]c2=O)CC1
O=C(c1ccco1)N1CCN(c2c(-c3ccccc3)c3cc(Cl)ccc3[nH]c2=O)CC1
6-chloro-3-[4-(furan-2-carbonyl)piperazin-1-yl]-4-phenyl-1H-quinolin-2-one