C22212323232133313113313331333132313331323132313331132213131112231   >>    C2221232323213331311331333133313231333132313231333113221313111223   <<    C22212323232133313113313331333132313331323132313331132213131112233   >>      C22212323232133313113313331333132313331323132313331132213131112232   >>