C11111333133313232233133313331333131133131121131211111333132232132321   >>    C1111133313331323223313331333133313113313112113121111133313223213232   <<    C11111333133313232233133313331333131133131121131211111333132232132323   >>      C11111333133313232233133313331333131133131121131211111333132232132322   >>