Task: Answer the MCQ question.
Query: Which drug exhibits a -27.038% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. CCCc1nc2c(o1)CC(CC(C)SCC)CC2=O
b. COc1ccc(N2CCN(C(=S)NCc3ccc(C)cc3)CC2)cc1
c. CCCOc1cccc(C2C(C(=O)c3ccc(C)o3)=C(O)C(=O)N2CCN2CCOCC2)c1
Answer: a. CCCc1nc2c(o1)CC(CC(C)SCC)CC2=O
{#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#}
CCCc1nc2c(o1)CC(CC(C)SCC)CC2=O
CCCc1nc2c(o1)CC(CC(C)SCC)CC2=O
6-(2-ethylsulfanylpropyl)-2-propyl-6,7-dihydro-5H-1,3-benzoxazol-4-one