C331111121123313113313222332313231323132322331323221311331323133313233313111   >>    C33111112112331311331322233231323132313232233132322131133132313331323331311   <<    C331111121123313113313222332313231323132322331323221311331323133313233313113   >>      C331111121123313113313222332313231323132322331323221311331323133313233313112   >>