Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] COCCOc1cc2nc(-c3cc(F)ccc3O)nc(N[C@H]3CCNC3)c2cc1OC
[b] CCNC(=O)c1ccc(C2=CC3(CCNCC3)Oc3ccccc32)cc1
Answer: a, b
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}
N-ethyl-4-spiro[chromene-2,4'-piperidine]-4-ylbenzamide