SELECT SUM("January") FROM table_76321 WHERE "Opponent" = '@ montreal canadiens' AND "Game" > '49'
What day in January was the game greater than 49 and had @ Montreal Canadiens as opponents?
CREATE TABLE table_76321 (
    "Game" real,
    "January" real,
    "Opponent" text,
    "Score" text,
    "Record" text
)