Problem statement: Answer the MCQ question.
Query: Which drug has a -6.827\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1ccccc1OCCCCn1ncc2ccc(OC)c(OC)c2c1=O
b. CCOC(=O)N1CCN(S(=O)(=O)c2ccc(C(=O)N(CCN(C)C)c3nc4ccc(CC)cc4s3)cc2)CC1.Cl
Answer: b. CCOC(=O)N1CCN(S(=O)(=O)c2ccc(C(=O)N(CCN(C)C)c3nc4ccc(CC)cc4s3)cc2)CC1.Cl
{#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#}
CCOC(=O)N1CCN(S(=O)(=O)c2ccc(C(=O)N(CCN(C)C)c3nc4ccc(CC)cc4s3)cc2)CC1.Cl
CCOC(=O)N1CCN(S(=O)(=O)c2ccc(C(=O)N(CCN(C)C)c3nc4ccc(CC)cc4s3)cc2)CC1.Cl
ethyl 4-[4-[2-(dimethylamino)ethyl-(6-ethyl-1,3-benzothiazol-2-yl)carbamoyl]phenyl]sulfonylpiperazine-1-carboxylate;hydrochloride