Task: Answer the multiple choice question.
Query: Which drug exhibits a -0.841\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] Cc1oc(-c2cccs2)[n+]([O-])c1C.Cl
[b] CCOC(=O)N1CCN(c2c(N3CCc4ccccc43)c(=O)c2=O)CC1
[c] CC(OC(=O)CCOc1ccccc1)C(=O)NC1CC1
[d] CCN(CC)CCOC(=O)C1c2ccccc2Oc2ccccc21.Cl
Answer: d. CCN(CC)CCOC(=O)C1c2ccccc2Oc2ccccc21.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#}
CCN(CC)CCOC(=O)C1c2ccccc2Oc2ccccc21.Cl
CCN(CC)CCOC(=O)C1c2ccccc2Oc2ccccc21.Cl
2-(diethylamino)ethyl 9H-xanthene-9-carboxylate;hydrochloride