Hi the chords names for the 1st are:
C5add9add#11 C 5th Add 9th Add Sharp 11th
C5add9addb5 C 5th Add 9th Add Flat 5th
Csus2add#11 C Suspended 2nd Add Sharp 11th
Csus2b5add5 C Suspended 2nd Flat 5th Add 5th
GM7sus4/C G/C Major 7th Suspended 4th
D11/C D/C 11th
2nd chord:
C5add#11 C 5th Add Sharp 11th
C5addb5 C 5th Add Flat 5th
GM7sus4/C G/C Major 7th Suspended 4th
There's so many names for one chord due to the context they are played in.
Hope that helped
