problem in super admin

problem in super admin

Hi I have an domain and email hosting at zoho, but i not finished the configuration of my account. Super admin was admin@trendprice.com.br but is not entry the super admin, this account say I'm user. My Domain is trendprice.com.br now i cant login as super admin even i cant identify whihc email address is super admin now. I have tried with admin@trendprice.com.br which is not working. 

Please help
my email for contact is conradoguilherme@yahoo.com.br.