C111123313331323113313331333132313331311331312111111211331323211221   >>    C11112331333132311331333133313231333131133131211111121133132321122   <<    C111123313331323113313331333132313331311331312111111211331323211223   >>      C111123313331323113313331333132313331311331312111111211331323211222   >>