C212212121213232233131313231323223313233313231211331323132322131111   >>    C21221212121323223313131323132322331323331323121133132313232213111   <<    C212212121213232233131313231323223313233313231211331323132322131113   >>      C212212121213232233131313231323223313233313231211331323132322131112   >>