C1111133313331323223313331333133313231312323132233132313231323231121   >>    C111113331333132322331333133313331323131232313223313231323132323112   <<    C1111133313331323223313331333133313231312323132233132313231323231123   >>      C1111133313331323223313331333133313231312323132233132313231323231122   >>