B331133131323131133132233133313231323133313132322331322132313231121   >>    B33113313132313113313223313331323132313331313232233132213231323112   <<    B331133131323131133132233133313231323133313132322331322132313231123   >>      B331133131323131133132233133313231323133313132322331322132313231122   >>