Brainstory, courtesy Carlos Garcia. This week’s selections span smooth soul from East Bay hip-hop collective AG Club, a dance tune by Mahmut Orhan, blues from Mia Dyson, electro-pop by Winona Oak, ’70s-inspired Chicano rock by Brainstory and the alt-pop of Natalie Jane. Mahmut Orhan featuring TUANA, “Nighter” — Just…