Task: Please answer the multiple choice question.
Question: Which molecules are a 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. COc1cccc(-c2cccc(C3(C)COCC(N)=N3)c2)c1
b. O=C(CNC(=O)c1cccc(C(F)(F)F)c1)N[C@@H]1CCN(CCN2CCN(C(=O)c3ccccc3)CC2)C1
c. CCN(CC)C(=O)c1ccccc1C1=CC2(CCNCC2)Oc2ccccc21
d. Cc1cc(-c2ccc3c(c2)CCN(CCCSc2nnc(-c4ocnc4C)n2C)CC3)n(C)n1
Answer: a, 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}
N,N-diethyl-2-spiro[chromene-2,4'-piperidine]-4-ylbenzamide