Task: Answer the MCQ question.
Query: Which drug exhibits a -0.648\% 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, or c without using any other words.
Options:
[a] CC(=O)N1CCc2cc(S(=O)(=O)NCCCN3CCCCC3)ccc21
[b] CCN(C(=O)CSc1nnc(-c2ccc(OC(F)F)cc2)n1N)C1CCS(=O)(=O)C1
[c] CC1(C)CC(=O)C2=C(C1)OC(N)=C(C#N)C2c1ccoc1
Answer: b. CCN(C(=O)CSc1nnc(-c2ccc(OC(F)F)cc2)n1N)C1CCS(=O)(=O)C1
{#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#}
CCN(C(=O)CSc1nnc(-c2ccc(OC(F)F)cc2)n1N)C1CCS(=O)(=O)C1
CCN(C(=O)CSc1nnc(-c2ccc(OC(F)F)cc2)n1N)C1CCS(=O)(=O)C1
2-[[4-amino-5-[4-(difluoromethoxy)phenyl]-1,2,4-triazol-3-yl]sulfanyl]-N-(1,1-dioxothiolan-3-yl)-N-ethylacetamide