Task: Answer the multiple-choice question.
Question: Which compound exhibits a 8.856\% 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, or d without using any additional words.
Options:
a. COc1ccccc1-n1cnnc1SCC(=O)N1CCN(S(=O)(=O)c2ccccc2)CC1
b. CCc1c(C)sc(NC(=O)C2CC2)c1C(=O)OC(C)C
c. COC(=O)c1ccsc1NC(=O)C1=COCCO1
d. Cc1ccc(-n2c(C)cc(-c3csc(N)n3)c2C)cc1.Cl
Answer: b. CCc1c(C)sc(NC(=O)C2CC2)c1C(=O)OC(C)C
{#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#}
propan-2-yl 2-(cyclopropanecarbonylamino)-4-ethyl-5-methylthiophene-3-carboxylate