Task: Please answer the multiple choice question.
Question: Which molecules are 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 other words.
Options:
a: O=C(CC1CCN(Cc2ccn(-c3ccc(C(F)(F)F)cc3)c2)CC1)N1CCN(C(=O)N2CCCC2)CC1
b: O=C(O)c1ccc(NC(=O)[C@H](C2CCCCC2)n2c(-c3ccc(Cl)cc3)nc3cc(F)c(F)cc32)c(Cl)c1
c: O=C(c1cc(F)cc(F)c1)N1CCN(c2ccc(OCCCN3CCCCC3)cc2)C(=O)C1
d: CCC[S+]([O-])CCCN(CC)CC(O)COc1ccc(C#N)cc1
Answer: b, d
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}
3-[[3-(4-cyanophenoxy)-2-oxidanyl-propyl]-ethyl-amino]propyl-oxidanidyl-propyl-sulfanium