Theobromine (xantheose) chocolate alkaloid molecule.
Keywords
female,
sex,
hormone,
menstrual,
cycle,
pregnancy,
ovary,
puberty,
menopause,
ovulation,
breast,
carbon,
hydrogen,
oxygen,
molecular,
atom,
atomic,
model,
molecular,
compound,
composition,
chemical,
chemistry,
bond,
structure,
formula