What are the organic compounds 'X' and 'Y' in the following reactions, respectively?
(I) CaC2 + D2O 'X' + Ca(OD)2
(II) Al4C3 + D2O‘Y’ + Al(OD)3
(I) CaC2 + 2D2O C2D2 + Ca(OD)2
(II) Al4C3 + 12D2O3CD4 + 4Al(OD)3
C2D2 and CD4 are deuterated acetylene and methane