Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -4.520\% 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. CN(C(=O)c1cnccn1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
b. Brc1ccc2c(c1)C(c1cccnc1)=NNC(c1cccs1)=N2
c. O=C(Nc1cccc2ncccc12)c1ccc(Cl)cc1
d. O=C(Oc1ccc2c(c1)CCC2)N1CCOCC1
Answer: b. Brc1ccc2c(c1)C(c1cccnc1)=NNC(c1cccs1)=N2
{#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#}
Brc1ccc2c(c1)C(c1cccnc1)=NNC(c1cccs1)=N2
Brc1ccc2c(c1)C(c1cccnc1)=NNC(c1cccs1)=N2
7-bromo-5-pyridin-3-yl-2-thiophen-2-yl-3H-1,3,4-benzotriazepine