Problem statement: Answer the multiple-choice question.
Question: Which drug has a 4.876\% 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. CCOC(=O)c1cc2c(N)c(C(=O)c3ccc(Br)cc3)sc2[nH]c1=O
b. Cc1ccc2nsnc2c1NC(=O)Cc1ccc(Cl)cc1
c. O=C(COC(=O)c1ccccc1Br)NC1CCCC1
d. COc1ccc(S(=O)(=O)NC2CC3CCC2C3)cc1Cl
Answer: d. COc1ccc(S(=O)(=O)NC2CC3CCC2C3)cc1Cl
{#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#}
COc1ccc(S(=O)(=O)NC2CC3CCC2C3)cc1Cl
COc1ccc(S(=O)(=O)NC2CC3CCC2C3)cc1Cl
N-(2-bicyclo[2.2.1]heptanyl)-3-chloro-4-methoxybenzenesulfonamide