Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, or d without using any additional words.
Options:
(a) CCOP(=O)(OCC)Oc1ccc2c(C)cc(=O)oc2c1
(b) Cc1ccnc(C)c1
(c) Nc1ccccc1C(=O)OCC=Cc1ccccc1
(d) CCCCCCCCC=CCCCCCCCC(=O)OCCOC
Answer: c
Task: Please answer the multiple choice question.
Question: Which molecule has the highest {acute_toxicity__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}