C111113331333132322331333133313331323133313231333133313123131231   >>    C11111333133313232233133313331333132313331323133313331312313123   <<    C111113331333132322331333133313331323133313231333133313123131233   >>      C111113331333132322331333133313331323133313231333133313123131232   >>