C11111333133313232233133313331333131123313233313231333132323323331   >>    C1111133313331323223313331333133313112331323331323133313232332333   <<    C11111333133313232233133313331333131123313233313231333132323323333   >>      C11111333133313232233133313331333131123313233313231333132323323332   >>