B331133131323131133132233133313231323133313331331122132313231323211232321   >>    B33113313132313113313223313331323132313331333133112213231323132321123232   <<    B331133131323131133132233133313231323133313331331122132313231323211232323   >>      B331133131323131133132233133313231323133313331331122132313231323211232322   >>