C313331311233133313112331333132313331323132322331333133313232332231   >>    C31333131123313331311233133313231333132313232233133313331323233223   <<    C313331311233133313112331333132313331323132322331333133313232332233   >>      C313331311233133313112331333132313331323132322331333133313232332232   >>