You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(cyclopropylmethylamino)-1-[4-(2-morpholin-4-yl-2-oxoethyl)piperazin-1-yl]ethanone;dihydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H30Cl2N4O3
assistant