Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cc1ccc(OC(=O)N(CC(=O)O)Cc2cccc(OCc3nc(-c4ccc(C(F)(F)F)cc4)oc3C)c2)cc1
b Cc1ncsc1-c1nnc(CCCCN2CC3C[C@]3(c3ccc(C(F)(F)F)cc3)C2)n1C
c c1ccc(Oc2ccc(Cc3nc4ccccc4[nH]3)cc2)cc1
d COc1ccc(Br)cc1CCc1c(Cl)cccc1C(=O)NC(=N)N
Answer: b, c, 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}
2-[(4-phenoxyphenyl)methyl]-1H-benzimidazole