C11112331333132311331333132313331333131133131133133313232332223231   >>    C1111233133313231133133313231333133313113313113313331323233222323   <<    C11112331333132311331333132313331333131133131133133313232332223233   >>      C11112331333132311331333132313331333131133131133133313232332223232   >>