Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CCN(CC)C(=O)c1ccc(C2=CC3(CCNCC3)Oc3cc(O)ccc32)cc1
b: Clc1ccc(-n2ncc3c2CCCC3=CCN2CCOCC2)cc1Cl
c: COc1ccc(C[C@@H]2c3cc(Oc4cc(C[C@@H]5c6cc(OC)c(OC)cc6CCN5C)ccc4O)c(OC)cc3CCN2C)cc1
d: CNCCc1sc2ccccc2c1C(C)c1ccccn1
Answer: a
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,N-diethyl-4-(7-hydroxyspiro[chromene-2,4'-piperidine]-4-yl)benzamide