Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(c1ccc(O)cc1OC[C@@H](O)CN1CCC2(CC1)Cc1cc(Cl)ccc1O2)N1CCC(O)CC1
b. O=S(=O)(CCN1CCC(Cc2ccccc2)C(O)C1)c1ccc(O)cc1
c. CCOC(=O)C1CCN(CCCCOc2ccc(S(=O)(=O)NC(=O)Nc3ccccc3)cc2)CC1
d. CC#Cc1cncc(-c2cccc([C@@]3(c4cc(C)c(=O)n(CC)c4)N=C(N)c4c(F)cccc43)c2)c1
Answer: b, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
ethyl 1-[4-[4-(phenylcarbamoylsulfamoyl)phenoxy]butyl]piperidine-4-carboxylate