Task: Please answer the multiple choice question.
Question: Which molecules are penetrating the blood brain barrier?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a CC(C)n1cc2c3c(cccc31)C1C[C@@H](C(=O)NC3CCCCC3)CN(C)C1C2
b CC(C)(C)NCC(O)COc1cccc2c1CCC(=O)N2
c CNC/C=C(/c1ccc(Br)cc1)c1cccnc1
d CN(C)CCOC(c1ccccc1)c1ccccc1C(C)(C)C
e CC(=O)OCC(=O)[C@@]12OC(C)(C)O[C@@H]1CC1C3CC(C=O)=C4C=C(OCCCl)CCC4(C)[C@@]3(F)C(O)CC12C
Answer: a, c, d, e
Task: Please answer the multiple choice question.
Question: Which molecules are {penetrate_BBB#not &NULL}{penetrate_BBB__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%penetrate_BBB%}
Answer: {%multiple_choice_result}