Task: Answer the multiple-choice question.
Query: Which compound exhibits a -2.311\% 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 other words.
Options:
a. CCOC(=O)COc1ccc2c(=O)c(-c3ccc(OC)c(OC)c3)c(C(=O)OCC)oc2c1
b. CC(=NCCCn1ccnc1)c1c(-c2ccccc2)[nH]n(-c2nc3ccccc3s2)c1=O
c. Cc1c(C)c2ccc(O[C@@H]3O[C@H](CO)[C@@H](O)[C@H](O)[C@H]3O)c(C)c2oc1=O
d. Cl.O=[N+]([O-])c1cc(S(=O)(=O)NCCCN2CCOCC2)ccc1Cl
Answer: d. Cl.O=[N+]([O-])c1cc(S(=O)(=O)NCCCN2CCOCC2)ccc1Cl
{#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#}
Cl.O=[N+]([O-])c1cc(S(=O)(=O)NCCCN2CCOCC2)ccc1Cl
Cl.O=[N+]([O-])c1cc(S(=O)(=O)NCCCN2CCOCC2)ccc1Cl
4-chloro-N-(3-morpholin-4-ylpropyl)-3-nitrobenzenesulfonamide;hydrochloride