C313331311233133313112331333132313331323132322331333133313231323111   >>    C31333131123313331311233133313231333132313232233133313331323132311   <<    C313331311233133313112331333132313331323132322331333133313231323113   >>      C313331311233133313112331333132313331323132322331333133313231323112   >>