C212212121213232233131313231323223313232233132222331323132213331   >>    C21221212121323223313131323132322331323223313222233132313221333   <<    C212212121213232233131313231323223313232233132222331323132213333   >>      C212212121213232233131313231323223313232233132222331323132213332   >>