C11111333133313232233133313331333132313231121133131122112323132311   >>    C1111133313331323223313331333133313231323112113313112211232313231   <<    C11111333133313232233133313331333132313231121133131122112323132313   >>      C11111333133313232233133313331333132313231121133131122112323132312   >>