{"result":{"text":"stack N a subscript 2 with left parenthesis P right parenthesis below B subscript 4 O subscript 7 plus 7 H subscript 2 O rightwards arrow with blank on top 2 N a O H plus 4 H subscript 3 B O subscript 3\nH subscript 3 B O subscript 3 rightwards arrow from 370 space K to increment of H B O subscript 2 rightwards arrow with increment on top stack B subscript 2 O subscript 3 with left parenthesis R right parenthesis below"},"status":"ok"}