B331133131323131133132233133313231323133313331331122132313232212323221   >>    B33113313132313113313223313331323132313331333133112213231323221232322   <<    B331133131323131133132233133313231323133313331331122132313232212323223   >>      B331133131323131133132233133313231323133313331331122132313232212323222   >>