C11111333133313232233133313331333132313231121133132313233313231311121   >>    C1111133313331323223313331333133313231323112113313231323331323131112   <<    C11111333133313232233133313331333132313231121133132313233313231311123   >>      C11111333133313232233133313331333132313231121133132313233313231311122   >>